| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251010 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 938.8 | USD | 20251010 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 932.46 | USD | 20251009 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 1195.47 | USD | 20251009 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 957.01 | USD | 20251008 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 957.01 | USD | 20251008 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 957.01 | USD | 20251007 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 957.01 | USD | 20251005 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 957.01 | USD | 20251004 |